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APS manufactures fluxgate and DC SQUID magnetometers, orientation sensors, steerings tools, milliammeters, and superconducting rock magnetometers and ...
2G Enterprises  DC SQUID magnetometers  inclination.  ring core  Steering tools  strip core  Supermalloy 
www.appliedphysics.com - 2009-02-05
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drilling
position
orientation sensors
directional drilling
horizontal drilling
design
hdd
output
gas
permalloy
lwd
opt
pitch
output transformer
cutting
roll
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